package com.sky.mapper;

import com.sky.entity.ShoppingCart;
import org.apache.ibatis.annotations.Delete;
import org.apache.ibatis.annotations.Insert;
import org.apache.ibatis.annotations.Mapper;
import org.apache.ibatis.annotations.Update;

import java.util.List;

@Mapper
public  interface ShoppingCartMapper {

    /**
     * 动态查询
     * @param cart
     * @return
     */
    List<ShoppingCart> list(ShoppingCart cart);

    /**
     * 修改数量
     * @param shoppingCart
     */
    @Update("update shopping_cart set number =#{number} where id=#{id}")
    void updateNumberById(ShoppingCart shoppingCart);

    /**
     * 插入购物车
     * @param cart
     */
    @Insert("insert into shopping_cart(`name`,image,user_id,dish_id,setmeal_id,dish_flavor,`number`,amount,create_time)" +
            "values (#{name},#{image},#{userId},#{dishId},#{setmealId},#{dishFlavor},#{number},#{amount},#{createTime})")
    void insert(ShoppingCart cart);

    /**
     * 删除购物车
     * @param currentId
     */
    @Delete("delete from shopping_cart where user_id=#{currentId}")
    void deleteByUserId(Long currentId);

     void insertBatch(List<ShoppingCart> shoppingCartList);
}
